3 * @copyright Copyright (C) 2010-2022, the Friendica project
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
22 namespace Friendica\Module\WellKnown;
24 use Friendica\BaseModule;
25 use Friendica\Core\Renderer;
26 use Friendica\Core\System;
28 use Friendica\Module\Response;
29 use Friendica\Protocol\Salmon;
30 use Friendica\Util\Crypto;
33 * Prints the metadata for describing this host
34 * @see https://tools.ietf.org/html/rfc6415
36 class HostMeta extends BaseModule
38 protected function rawContent(array $request = [])
40 $config = DI::config();
42 if (!$config->get('system', 'site_pubkey', false)) {
43 $res = Crypto::newKeypair(1024);
45 $config->set('system', 'site_prvkey', $res['prvkey']);
46 $config->set('system', 'site_pubkey', $res['pubkey']);
49 $tpl = Renderer::getMarkupTemplate('xrd_host.tpl');
50 $content = Renderer::replaceMacros($tpl, [
51 '$zhost' => DI::baseUrl()->getHostname(),
52 '$zroot' => DI::baseUrl()->get(),
53 '$domain' => DI::baseUrl()->get(),
54 '$bigkey' => Salmon::salmonKey($config->get('system', 'site_pubkey'))
57 System::httpExit($content, Response::TYPE_XML, 'application/xrd+xml');